Year current US$ 1989 9240242.958 1990 9794305.72656092 1991 9557361.27259295 1992 13292957.2829248 1993 57897.9195347581 1994 79116.1408465097 1995 272995.973309394 1996 362174.252764094 1997 358113.339556105 1998 479838.090276073 1999 275709.316653928 2000 10104413.4469371 2001 5607923.91233524 2002 4894348.90310887 2003 7314537.75417776 2004 7925965.94799098 2005 9957671.78251653 2006 17328411.4817604 2007 52204794.2515306 2008 50521578.4852202 2009 62099674.0181596 2010 41220615.9931378 2011 50219370.7433015 2012 56958458.0677787 2013 61159390.3758634 2014 57661967.4741376 2015 74213584.2765219 2016 62945642.8205388 2017 67963501.0378496 2018 74888233.4198638 2019 73362997.51799 2020 44858216.5953181 2021 48905267.2389922 2022 61474002.7891786